OSX.FakeFileOpener is Malwarebytes' detection name for malware that advertises PUPs and targets MacOS systems.
OSX.FakeFileOpener is distributed by the same websites that also promote the "system optimizers" by scaring users into thinking their system is infected.
scareware site
Malwarebytes for Mac detects and removes OSX.FakeFileOpener.
Download and install the latest version of Malwarebytes for Mac.
Click the “Scan Now” button to perform a system scan.
If threats are detected during the scan, a count of detected threats is displayed. More detailed threat information is displayed after the scan completes.
Click “Confirm” to move the detected threats to Quarantaine.
If a restart is required to complete remediation of threats detected during a scan, you will be notified. When a restart is required, please remember to save all work before clicking “Restart”.
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